Britain's Foreign Secretary Boris Johnson presents a speech on Islamist terrorism to an audience of academics, diplomats and members of the media at the Foreign Office in London on December 7, 2017. / AFP PHOTO / POOL / Victoria Jones

Britain's Foreign Secretary Boris Johnson presents a speech on Islamist terrorism...Britain's Foreign Secretary Boris Johnson presents a speech on Islamist terrorism to an audience of academics, diplomats and members of the media at the Foreign Office in London on December 7, 2017. / AFP PHOTO / POOL / Victoria JonesNascondi dettagliMostra dettagli

Britain's Foreign Secretary Boris Johnson presents a speech on Islamist terrorism to an audience of academics, diplomats and members of the media at the Foreign Office in London on December 7, 2017. / AFP PHOTO / POOL / Victoria Jones

Britain's Foreign Secretary Boris Johnson presents a speech on Islamist terrorism...Britain's Foreign Secretary Boris Johnson presents a speech on Islamist terrorism to an audience of academics, diplomats and members of the media at the Foreign Office in London on December 7, 2017. / AFP PHOTO / POOL / Victoria JonesNascondi dettagliMostra dettagli

Britain's Foreign Secretary Boris Johnson presents a speech on Islamist terrorism to an audience of academics, diplomats and members of the media at the Foreign Office in London on December 7, 2017. / AFP PHOTO / POOL / Victoria Jones

Britain's Foreign Secretary Boris Johnson presents a speech on Islamist terrorism...Britain's Foreign Secretary Boris Johnson presents a speech on Islamist terrorism to an audience of academics, diplomats and members of the media at the Foreign Office in London on December 7, 2017. / AFP PHOTO / POOL / Victoria JonesNascondi dettagliMostra dettagli

Britain's Foreign Secretary Boris Johnson presents a speech on Islamist terrorism to an audience of academics, diplomats and members of the media at the Foreign Office in London on December 7, 2017. / AFP PHOTO / POOL / Victoria Jones

Britain's Foreign Secretary Boris Johnson presents a speech on Islamist terrorism...Britain's Foreign Secretary Boris Johnson presents a speech on Islamist terrorism to an audience of academics, diplomats and members of the media at the Foreign Office in London on December 7, 2017. / AFP PHOTO / POOL / Victoria JonesNascondi dettagliMostra dettagli

Britain's Foreign Secretary Boris Johnson presents a speech on Islamist terrorism to an audience of academics, diplomats and members of the media at the Foreign Office in London on December 7, 2017. / AFP PHOTO / POOL / Victoria Jones

Britain's Foreign Secretary Boris Johnson presents a speech on Islamist terrorism...Britain's Foreign Secretary Boris Johnson presents a speech on Islamist terrorism to an audience of academics, diplomats and members of the media at the Foreign Office in London on December 7, 2017. / AFP PHOTO / POOL / Victoria JonesNascondi dettagliMostra dettagli

Britain's Foreign Secretary Boris Johnson presents a speech on Islamist terrorism to an audience of academics, diplomats and members of the media at the Foreign Office in London on December 7, 2017. / AFP PHOTO / POOL / Victoria Jones

Britain's Foreign Secretary Boris Johnson presents a speech on Islamist terrorism...Britain's Foreign Secretary Boris Johnson presents a speech on Islamist terrorism to an audience of academics, diplomats and members of the media at the Foreign Office in London on December 7, 2017. / AFP PHOTO / POOL / Victoria JonesNascondi dettagliMostra dettagli

Britain's Foreign Secretary Boris Johnson presents a speech on Islamist terrorism to an audience of academics, diplomats and members of the media at the Foreign Office in London on December 7, 2017. / AFP PHOTO / POOL / Victoria Jones

Britain's Foreign Secretary Boris Johnson presents a speech on Islamist terrorism...Britain's Foreign Secretary Boris Johnson presents a speech on Islamist terrorism to an audience of academics, diplomats and members of the media at the Foreign Office in London on December 7, 2017. / AFP PHOTO / POOL / Victoria JonesNascondi dettagliMostra dettagli

Britain's Foreign Secretary Boris Johnson presents a speech on Islamist terrorism to an audience of academics, diplomats and members of the media at the Foreign Office in London on December 7, 2017. / AFP PHOTO / POOL / Victoria Jones

Britain's Foreign Secretary Boris Johnson presents a speech on Islamist terrorism...Britain's Foreign Secretary Boris Johnson presents a speech on Islamist terrorism to an audience of academics, diplomats and members of the media at the Foreign Office in London on December 7, 2017. / AFP PHOTO / POOL / Victoria JonesNascondi dettagliMostra dettagli

Britain's Foreign Secretary Boris Johnson presents a speech on Islamist terrorism to an audience of academics, diplomats and members of the media at the Foreign Office in London on December 7, 2017. / AFP PHOTO / POOL / Victoria Jones

Britain's Foreign Secretary Boris Johnson presents a speech on Islamist terrorism...Britain's Foreign Secretary Boris Johnson presents a speech on Islamist terrorism to an audience of academics, diplomats and members of the media at the Foreign Office in London on December 7, 2017. / AFP PHOTO / POOL / Victoria JonesNascondi dettagliMostra dettagli

Britain's Foreign Secretary Boris Johnson presents a speech on Islamist terrorism to an audience of academics, diplomats and members of the media at the Foreign Office in London on December 7, 2017. / AFP PHOTO / POOL / Victoria Jones

Britain's Foreign Secretary Boris Johnson presents a speech on Islamist terrorism...Britain's Foreign Secretary Boris Johnson presents a speech on Islamist terrorism to an audience of academics, diplomats and members of the media at the Foreign Office in London on December 7, 2017. / AFP PHOTO / POOL / Victoria JonesNascondi dettagliMostra dettagli